We found 9 dictionaries that define the word yesterday's:

General (8 matching dictionaries)

1. yesterdays: Merriam-Webster
2. yesterdays: Collins English Dictionary
3. yesterdays: Vocabulary.com
4. Yesterday's, Yesterdays, Yesterdays, yesterday''s, yesterday's, yesterdays, yesterdays: Wordnik
5. yesterdays: Wiktionary
6. yesterdays: Dictionary.com
7. Yesterdays (Gato Barbieri album), Yesterdays (Guns N' Roses song), Yesterdays (Keith Jarrett album), Yesterdays (Pennywise album), Yesterdays (Yes album), Yesterdays (band), Yesterdays: Wikipedia, the Free Encyclopedia
8. yesterdays: TheFreeDictionary.com

Miscellaneous (1 matching dictionary)

9. yesterdays: Idioms

(Note: See yesterday as well.)

Definitions from Wiktionary (yesterday's) ▸ adjective:  Of or relating to yesterday. (This entry is a translation hub.) Phrases: yesterdays news, All Yesterdays, more... ▸ Words similar to yesterday's ▸ Usage examples for yesterday's ▸ Idioms related to yesterday's ▸ Wikipedia articles (New!) ▸ Popular nouns described by yesterday's ▸ Words that often appear near yesterday's ▸ Rhymes of yesterday's ▸ Invented words related to yesterday's